Double-Death (5/73)"Mandarin and the Unicorn: Double-Death!" Story by Steve Gerber and Mike Friedrich. Art by George Tuska, Frank Giacoia, and Mike Esposito. The Mandarin and the Unicorn join forces to fight Iron Man! Shell-head is defeated in round one as his chestplate is severely damaged. After realizing that his once weak heart has now healed, Tony repairs his armor and sets out to find the deadly duo. Will Shell-Head win round two? Meanwhile, Tony has hired Pepper Hogan as his personal secretary again.
Frank Giacoia (July 6, 1924 – February 4, 1988) was an American comics artist known primarily as an inker. He sometimes worked under the name Frank Ray, Giacoia made the rounds to almost every Golden Age publisher, notably working on Flash and Batman stories, he also worked at Timely during this period. In the Silver Age Frank worked on many Jack Kirby pages, particularly in Captain America, and he also notably inked the first appearance of the Punisher in AMS #129.
George Tuska who used a variety of pen names including Carl Larson, was an American comic book and newspaper comic strip artist best known for his 1940s work on various Captain Marvel titles and the crime fiction series Crime Does Not Pay and for his 1960s work illustrating Iron Man and other Marvel Comics characters. He also drew the DC Comics newspaper comic strip The World's Greatest Superheroes from 1978–1982.